npfctl_get_singlefam
am1 = npfctl_get_singlefam(ap1->ap_netaddr);
am2 = npfctl_get_singlefam(ap2->ap_netaddr);
am = npfctl_get_singlefam(ap->ap_netaddr);
am = npfctl_get_singlefam(ap->ap_netaddr);